

export interface CollectionItem {
  id: string;
  title: string;
  description: string;
  author: string;
  publishDate: string;
  collectTime: string;
  category: 'cognition' | 'fitness' | 'learning';
  type: 'article' | 'video';
  imageUrl: string;
}

export type CategoryFilter = '' | 'cognition' | 'fitness' | 'learning';
export type TypeFilter = '' | 'article' | 'video';
export type SortFilter = 'collect_time' | 'publish_date' | 'title';

